using System;
using System.Collections.Generic;
using System.Text;

namespace Lapas.Common
{
    public static class CheckValid
    {
        public static bool IsLongNumber(object obj)
        {
            try
            {
                Convert.ToInt64(obj);
                return true;
            }
            catch //(Exception ex)
            {
                return false;
            }
        }
    }
}
